The radius of the disk is R, and the mass of the disk is M. Using the parallel axis theorem and theequation for the moment of inertia of a disk about its central axis developed in the previous example, Eq. (8), the moment of inertia of the disk about the specified axis is Fig.
Short Circuits. Short circuits are the second most common reason for breaker tripping and are a more serious concern. Short circuits occur when the black hot wires inside your electrical service panel come in contact with either other hot wires or neutral wires.
1 CMT 1 â caused by defective genes that cause the myelin sheath to slowly break down. 2  The most common type. 3  CMT 2 â caused by defects in the axon. 4  Less common and usually less severe than CMT 1. 5  CMT 3 â also known as Dejerine-Sottas disease, a rare and severe type of CMT that affects the myelin sheath.